Home / 23,220.36-34,832.39-13,923.81

Finding the Fourth Proportional to 23,220.36, 34,832.39 and 13,923.81

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Solution

The fourth proportional to 23,220.36, 34,832.39 and 13,923.81 is: 20,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.36 : 34,832.39 = 13,923.81 : x
  2. Step 2: Convert to fraction form
    23,220.36/34,832.39 = 13,923.81/x
  3. Step 3: Cross multiply
    23,220.36x = 34,832.39 × 13,923.81
  4. Step 4: Simplify right side
    23,220.36x = 484,999,510.59
  5. Step 5: Solve for x
    x = 484,999,510.59/23,220.36
  6. Step 6: Final answer
    x = 20,886.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.